Process Equipment and Plant Design Overall tray efficiency of a distillation column is the ratio of the number of Real trays required to the number of ideal trays required Overall gas transfer units to the number of ideal trays required None of these Ideal trays required to the number of real trays required Real trays required to the number of ideal trays required Overall gas transfer units to the number of ideal trays required None of these Ideal trays required to the number of real trays required ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Steam economy is defined as the amount of evaporation per unit amount of steam used, while the capacity is the total evaporation obtained per hour. Use of multiple effect in evaporation Increases economy Does not affect the capacity Both B & C Increases capacity Increases economy Does not affect the capacity Both B & C Increases capacity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Tube height in a calendria type evaporator is normally less than __________ metres. 3.5 5.5 2 1 3.5 5.5 2 1 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A 'rupture disc' is provided in chemical equipments as an accessory meant for Enhancing mixing rate Creating turbulence Relieving excess pressure Avoiding vortex formation Enhancing mixing rate Creating turbulence Relieving excess pressure Avoiding vortex formation ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The slope of operating line in the rectifying section of a distillation column is unity, if the reflux ratio is 1 0 ∞ Minimum 1 0 ∞ Minimum ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The minimum baffle height should be Equal to the impeller diameter 3/4 of the tank height Twice the tank diameter Twice the impeller diameter Equal to the impeller diameter 3/4 of the tank height Twice the tank diameter Twice the impeller diameter ANSWER DOWNLOAD EXAMIANS APP